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Test your basic knowledge |
Biomedical Engineering Heart
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 43 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Outermost of the pericardial membranes
arrhythmias
venous return
bicuspid valve
fibrous epicardium
2. Part of the myocardium is deprived of its blood supply and becomes ______
ischemia
vagus nerves
venous return
coronary arteries
3. First part of the cardia conduction pathway in teh ventircles
diastole
is smooth to prevent abnormal clotting within the heart
bundle of His...
bicuspid valve
4. Purpose of teh coronary vessels
medulla
supply the heart with oxygenated blood
epicardium
bradycardia
5. Sequence of events in one heartbeat
venous return
stroke volume
cardiac cycle
vagus nerves
6. Difference between resting cardiac output adn maximum exercise cardiac output
sodium ions and water
cardiac reserve
fibrullation
venous return
7. Largest artery of the body
vagus nerves
stroke volume
pressoreceptors in teh carotid and aortic sinuses
aorta
8. Endocardium lines the chambers of the heart
pressoreceptors in teh carotid and aortic sinuses
is smooth to prevent abnormal clotting within the heart
stroke volume
coronary arteries
9. Funciton of the serous fluid of teh pericardial membranes
60-80
prevent friction as the heart beats
SA node
cardiac output
10. Nerves that transmit impulses to decrease the heart rate are the ____
SA node
vagus nerves
closure of the valves
is smooth to prevent abnormal clotting within the heart
11. Contraction
systole
ECG
tricuspid valve
SA node
12. Amount of blood pumped by a ventricle in 1 minute
aortic and pulmonary semilunar valves
right and left atria
SA node
cardiac output
13. Cardiac muscle tissue
cardiac output
myocardium
medial to the lungs and superior to the diaphragm
60-80
14. Heart rate below 60 bpm
bradycardia
sodium ions and water
closure of the valves
prevent friction as the heart beats
15. Area in the thoracic cavity between the lungs
mediastinum
tricuspid valve
sodium ions and water
is smooth to prevent abnormal clotting within the heart
16. Normal heart sounds are caused by
closure of the valves
systole
sodium ions and water
bundle of His...
17. Changes in blood pressure are detected by
arrhythmias
bicuspid valve
cardiac cycle
pressoreceptors in teh carotid and aortic sinuses
18. Natural pacemaker of the heart
SA node
vagus nerves
epicardium
aorta
19. The amount of blood that returns to teh heart
closure of the valves
venous return
cardiac output
ischemia
20. Relaxation of chambers of the heart
diastole
systole
stenosis...
cardiac output
21. Coronary sinus receives blood directly from this
superior and inferior caval veins
coronary veins
aortic and pulmonary semilunar valves
fibrullation
22. Electical activity of the heart may be depicted in an
SA node
coronary veins
ECG
pressoreceptors in teh carotid and aortic sinuses
23. Prevents backflow of blood from teh right ventricle to the right atrium
atrium
venous return
systole
tricuspid valve
24. Veins that return blood to the right atrium
cardiac cycle
systole
pressoreceptors in teh carotid and aortic sinuses
superior and inferior caval veins
25. The centers that regulate heart rate located in the___
60-80
medulla
is smooth to prevent abnormal clotting within the heart
epicardium
26. Prevents backflow of blood from the left ventricle to the left atrium
venous return
stenosis...
right and left atria
bicuspid valve
27. Heart is located here
coronary veins
epicardium
tricuspid valve
medial to the lungs and superior to the diaphragm
28. Relaxation
cardiac cycle
60-80
bradycardia
diastole
29. Each normal heartbeat is initiated by this
stroke volume
atrium
arrhythmias
SA node
30. Normal range of heart rate for a healthy adult is _____ bpm
superior and inferior caval veins
SA node
60-80
prevent friction as the heart beats
31. Hormone ANP increases loss of ____in urine to decrease blood volume and blood pressure
superior and inferior caval veins
cardiac reserve
sodium ions and water
systole
32. Irregular heartbeats
coronary arteries
systole
arrhythmias
epicardium
33. Backflow o fblood from the arteries to the ventricles is prevented by these
is smooth to prevent abnormal clotting within the heart
endocardium
aortic and pulmonary semilunar valves
mediastinum
34. Amount of blood pumped by a ventricle per beat
is smooth to prevent abnormal clotting within the heart
aorta
coronary veins
stroke volume
35. 1st branches of teh ascending aorta
systole
stenosis...
coronary arteries
60-80
36. Narrowing of a valve
pressoreceptors in teh carotid and aortic sinuses
stenosis...
aorta
medulla
37. Contraction of chambers of the heart
aorta
vagus nerves
systole
pressoreceptors in teh carotid and aortic sinuses
38. Very rapid and uncoordinated ventricular beat
vagus nerves
fibrullation
stenosis...
arrhythmias
39. Visceral pericardium
epicardium
SA node
medulla
fibrullation
40. Upper chamber of the heart
is smooth to prevent abnormal clotting within the heart
stroke volume
medial to the lungs and superior to the diaphragm
atrium
41. Vessel into which the left ventricle pumps blood
ECG
bicuspid valve
aorta
bundle of His...
42. Heart chambers are lined with this
supply the heart with oxygenated blood
ischemia
endocardium
sodium ions and water
43. The chambers of teh heart that receive blood from the veins
medulla
right and left atria
sodium ions and water
is smooth to prevent abnormal clotting within the heart